![How tech sleuths cracked the mysterious code that turns your printer into a spying tool - The Washington Post How tech sleuths cracked the mysterious code that turns your printer into a spying tool - The Washington Post](http://www.washingtonpost.com/news/morning-mix/wp-content/uploads/sites/21/2017/06/dot-pattern-eff.jpg)
How tech sleuths cracked the mysterious code that turns your printer into a spying tool - The Washington Post
Printer tracking dots can identify your printer's serial number | news.com.au — Australia's leading news site
Easy Printing of High Viscous Microdots by Spontaneous Breakup of Thin Fibers | ACS Applied Materials & Interfaces
![An example of a CPS code dots of a Ricoh 1224C Aficio multi function... | Download Scientific Diagram An example of a CPS code dots of a Ricoh 1224C Aficio multi function... | Download Scientific Diagram](https://www.researchgate.net/profile/Thomas-Breuel/publication/221210656/figure/fig1/AS:305658902663168@1449886169255/An-example-of-a-CPS-code-dots-of-a-Ricoh-1224C-Aficio-multi-function-printer-Originally.png)